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Displaying 1-7 out of 7 total
MD-HBase: A Scalable Multi-dimensional Data Infrastructure for Location Aware Services
Found in: Mobile Data Management, IEEE International Conference on
By Shoji Nishimura,Sudipto Das,Divyakant Agrawal,Amr El Abbadi
Issue Date:June 2011
pp. 7-16
The ubiquity of location enabled devices has resulted in a wide proliferation of location based applications and services. To handle the growing scale, database management systems driving such location based services (LBS) must cope with high insert rates ...
 
Anonymizing weighted social network graphs
Found in: Data Engineering, International Conference on
By Sudipto Das, Omer Egecioglu, Amr El Abbadi
Issue Date:March 2010
pp. 904-907
The increasing popularity of social networks has initiated a fertile research area in information extraction and data mining. Although such analysis can facilitate better understanding of sociological, behavioral, and other interesting phenomena, there is ...
 
CoTS: A Scalable Framework for Parallelizing Frequency Counting over Data Streams
Found in: Data Engineering, International Conference on
By Sudipto Das, Shyam Antony, Divyakant Agrawal, Amr El Abbadi
Issue Date:April 2009
pp. 1323-1326
Frequency counting, frequent elements and top-k queries form a class of operators that are used for a wide range of stream analysis applications. In spite of the abundance of these algorithms, all known techniques for answering data stream queries are sequ...
 
Anónimos: An LP-Based Approach for Anonymizing Weighted Social Network Graphs
Found in: IEEE Transactions on Knowledge and Data Engineering
By Sudipto Das,Ömer Eğecioğlu,Amr El Abbadi
Issue Date:April 2012
pp. 590-604
The increasing popularity of social networks has initiated a fertile research area in information extraction and data mining. Anonymization of these social graphs is important to facilitate publishing these data sets for analysis by external entities. Prio...
 
Zephyr: live migration in shared nothing databases for elastic cloud platforms
Found in: Proceedings of the 2011 international conference on Management of data (SIGMOD '11)
By Aaron J. Elmore, Amr El Abbadi, Divyakant Agrawal, Sudipto Das
Issue Date:June 2011
pp. 301-312
Multitenant data infrastructures for large cloud platforms hosting hundreds of thousands of applications face the challenge of serving applications characterized by small data footprint and unpredictable load patterns. When such a platform is built on an e...
     
Big data and cloud computing: current state and future opportunities
Found in: Proceedings of the 14th International Conference on Extending Database Technology (EDBT/ICDT '11)
By Amr El Abbadi, Divyakant Agrawal, Sudipto Das
Issue Date:March 2011
pp. 530-533
Scalable database management systems (DBMS)---both for update intensive application workloads as well as decision support systems for descriptive and deep analytics---are a critical part of the cloud infrastructure and play an important role in ensuring th...
     
CAM conscious integrated answering of frequent elements and top-k queries over data streams
Found in: Proceedings of the 4th international workshop on Data management on new hardware (DaMoN '08)
By Amr El Abbadi, Divyakant Agrawal, Sudipto Das
Issue Date:June 2008
pp. 21-27
Frequent elements and top-k queries constitute an important class of queries for data stream analysis applications. Certain applications require answers for both frequent elements and top-k queries on the same stream. In addition, the ever increasing data ...
     
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